---
id: r
title: R
sidebar_label: R
---

## What

Display the currently active [R][r-homepage] version.

## Sample Configuration

import Config from '@site/src/components/Config.js';

<Config data={{
  "type": "r",
  "style": "powerline",
  "powerline_symbol": "\uE0B0",
  "foreground": "blue",
  "background": "lightWhite",
  "template": " R {{ .Full }} "
}}/>

## Properties

| Name                   | Type      | Description                                                                                                                                                                                                                                                                                        |
| ---------------------- | --------- | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
| `home_enabled`         | `boolean` | display the segment in the HOME folder or not - defaults to `false`                                                                                                                                                                                                                                |
| `fetch_version`        | `boolean` | display the R version - defaults to `true`                                                                                                                                                                                                                                                         |
| `missing_command_text` | `string`  | text to display when the command is missing - defaults to empty                                                                                                                                                                                                                                    |
| `display_mode`         | `string`  | <ul><li>`always`: the segment is always displayed</li><li>`files`: the segment is only displayed when one of the following files is present (**default**):<ul><li>`*.R`</li><li>`*.Rmd`</li><li>`*.Rsx`</li><li>`*.Rda`</li><li>`*.Rd`</li><li>`*.Rproj`</li><li>`.Rproj.user`</li></ul></li></ul> |
| `version_url_template` | `string`  | a go [text/template][go-text-template] [template][templates] that creates the URL of the version info / release notes                                                                                                                                                                              |

## Template ([info][templates])

:::note default template

```template
{{ if .Error }}{{ .Error }}{{ else }}{{ .Full }}{{ end }}
```

:::

### Properties

| Name     | Type     | Description                                        |
| -------- | -------- | -------------------------------------------------- |
| `.Full`  | `string` | the full version                                   |
| `.Major` | `string` | major number                                       |
| `.Minor` | `string` | minor number                                       |
| `.Patch` | `string` | patch number                                       |
| `.URL`   | `string` | URL of the version info / release notes            |
| `.Error` | `string` | error encountered when fetching the version string |

[go-text-template]: https://golang.org/pkg/text/template/
[templates]: /docs/configuration/templates
[r-homepage]: https://www.r-project.org/